The only proof for the existence of God is that without God you couldn't prove anything.

If one does not make human knowledge wholly dependent upon the original self-knowledge and consequent revelation of God to man, then man will have to seek knowledge within himself as the final reference point. Then he will have to seek an exhaustive understanding of reality. He will have to hold that if he cannot attain to such an exhaustive understanding of reality he has no true knowledge of anything at all. Either man must then know everything or he knows nothing. This is the dilemma that confronts every form of non-Christian epistemology

Anti-theism presupposes Theism

Agnosticism is epistemologically self-contradictory on its own assumptions because its claim to make no assertion about ultimate reality rests upon a most comprehensive assertion about ultimate reality.

The picture of fallen man as given in Scripture is that he knows God but does not want to recognize Him as God.

The Bible is authoritative on everything of which it speaks. Moreover, it speaks of everything.

It is not kindness to tell patients that need strong medicine that nothing serious is wrong with them.